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Date:      Mon, 28 Jan 2019 01:19:44 +0000 (UTC)
From:      Andriy Voskoboinyk <avos@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject:   svn commit: r343510 - in stable: 11/sys/net80211 12/sys/net80211
Message-ID:  <201901280119.x0S1JiHE085704@repo.freebsd.org>

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Author: avos
Date: Mon Jan 28 01:19:43 2019
New Revision: 343510
URL: https://svnweb.freebsd.org/changeset/base/343510

Log:
  MFC r343342:
  net80211: turn channel mode check into assertion.
  
  There is may be only 11b channel (since chanflags[] table
  maps MODE_AUTO to the corresponding 11b channel flags).

Modified:
  stable/11/sys/net80211/ieee80211_scan_sta.c
Directory Properties:
  stable/11/   (props changed)

Changes in other areas also in this revision:
Modified:
  stable/12/sys/net80211/ieee80211_scan_sta.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/11/sys/net80211/ieee80211_scan_sta.c
==============================================================================
--- stable/11/sys/net80211/ieee80211_scan_sta.c	Mon Jan 28 01:12:20 2019	(r343509)
+++ stable/11/sys/net80211/ieee80211_scan_sta.c	Mon Jan 28 01:19:43 2019	(r343510)
@@ -472,12 +472,15 @@ add_channels(struct ieee80211vap *vap,
 		if (c == NULL || isexcluded(vap, c))
 			continue;
 		if (mode == IEEE80211_MODE_AUTO) {
+			KASSERT(IEEE80211_IS_CHAN_B(c),
+			    ("%s: wrong channel for 'auto' mode %u / %u\n",
+			    __func__, c->ic_freq, c->ic_flags));
+
 			/*
 			 * XXX special-case 11b/g channels so we select
 			 *     the g channel if both are present.
 			 */
-			if (IEEE80211_IS_CHAN_B(c) &&
-			    (cg = find11gchannel(ic, i, c->ic_freq)) != NULL)
+			if ((cg = find11gchannel(ic, i, c->ic_freq)) != NULL)
 				c = cg;
 		}
 		ss->ss_chans[ss->ss_last++] = c;



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